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Insider Profile

Griffin William F Jr

Director, Other | SEC CIK: 0001384123

Comprehensive Trading Performance Summary

The investment footprint of Griffin William F Jr as disclosed via official SEC Form 4 filings provides a critical window into professional capital allocation strategies. By tracking this specific portfolio, investors can analyze how this individual moves capital across different boards and sectors. High-conviction moves by key stakeholders often serve as leading indicators for future market performance, as they reflect the intimate operational knowledge and fiduciary confidence of those closest to the company's decision-making process. Monitoring these strategic accumulation or exit patterns helps bridge the gap between institutional boardrooms and the retail investment community.

Filing Date Trade Date Ticker Company Name Industry Relationship Type Price Qty Total, $ Owned After Change, %
2026-06-23 21:00 2026-06-18 AGX ARGAN INC Construction - Special Trade Contractors Director, Other SELL $739.68 50,000 $36,984,100 40,976 -55.0%
2026-06-16 20:30 2026-06-12 AGX ARGAN INC Construction - Special Trade Contractors Director, Other SELL $643.46 50,000 $32,173,000 90,976 -35.5%
2024-11-01 23:05 2024-10-30 AGX Argan Inc. Construction - Special Trade Contractors Director, Other SELL $136.09 7,500 $1,020,675 11,650 -39.2%
2024-09-18 23:21 2024-09-17 AGX Argan Inc. Construction - Special Trade Contractors Director, Other SELL $90.00 20,000 $1,800,000 137,604 -12.7%
2024-08-01 00:37 2024-07-29 AGX Argan Inc. Construction - Special Trade Contractors Director, Other SELL $78.90 20,000 $1,578,056 157,604 -11.3%
2024-04-20 00:21 2024-04-12 AGX Argan Inc. Construction - Special Trade Contractors Director, Other OPT+S $59.99 15,000 $899,850 14,150 0.0%
2021-10-28 00:29 2021-10-25 AGX Argan Inc. Construction - Special Trade Contractors Director, Other SELL $44.30 10,000 $443,000 196,150 -4.9%
2021-10-08 00:27 2021-10-05 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - GEMMA, NON-EXECUTIVE CHAIRMAN SELL $44.17 5,000 $220,850 206,150 -2.4%
2020-10-09 02:31 2020-10-05 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - Gemma, Non-Executive Chairman SELL $44.37 53,569 $2,377,033 211,150 -20.2%
2020-09-28 23:38 2020-09-22 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - Gemma, Non-Executive Chairman SELL $46.06 300 $13,818 264,719 -0.1%
2020-09-23 01:15 2020-09-17 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - Non-Exec. Chairman of Gemma SELL $45.24 21,131 $956,045 265,019 -7.4%
2017-01-26 00:37 2017-01-23 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - VC/CEO of Gemma Power Systems SELL $70.33 25,000 $1,758,250 306,150 -7.5%
2017-01-05 15:53 2016-12-27 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - VC/CEO of Gemma Power Systems SELL $73.08 16,770 $1,225,577 331,150 -4.8%
2016-12-28 00:05 2016-12-22 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - VC/CEO of Gemma Power Systems SELL $73.34 8,230 $603,588 347,920 -2.3%
2016-09-16 01:14 2016-09-14 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - VC/CEO of Gemma Power Systems SELL $52.16 25,000 $1,304,070 381,150 -6.2%
2016-09-13 21:48 2016-09-12 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - VC/CEO of Gemma Power Systems SELL $51.58 33,689 $1,737,716 406,150 -7.7%
2016-09-13 20:30 2016-09-09 AGX Argan Inc. Construction - Special Trade Contractors Director, Officer - VC/CEO of Gemma Power Systems SELL $52.50 16,311 $856,328 439,839 -3.6%
2009-08-06 23:37 2009-08-04 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $14.86 200 $2,972 1,020,802 0.0%
2009-08-04 23:27 2009-07-30 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $14.78 5,100 $75,366 1,021,002 -0.5%
2009-07-06 21:54 2009-07-02 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $14.51 1,789 $25,954 1,026,102 -0.2%
2009-07-06 21:48 2009-06-30 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $14.52 2,703 $39,241 1,027,891 -0.3%
2009-07-06 21:40 2009-06-29 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $14.72 2,300 $33,850 1,030,594 -0.2%
2009-06-09 21:41 2009-06-05 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $14.81 18,208 $269,660 1,032,894 -1.7%
2009-06-02 22:12 2009-05-29 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $14.02 21,883 $306,789 1,051,102 -2.0%
2009-05-28 23:57 2009-05-26 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $14.01 12,612 $176,753 1,072,985 -1.2%
2009-05-28 22:17 2009-05-21 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $13.98 20,038 $280,119 1,085,597 -1.8%
2009-05-28 22:15 2009-05-21 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $13.66 17,507 $239,231 1,105,635 -1.6%
2009-05-22 01:30 2009-05-20 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $13.67 3,500 $47,845 1,123,142 -0.3%
2009-05-20 20:14 2009-05-19 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $13.50 1,600 $21,600 1,126,642 -0.1%
2009-05-09 00:27 2009-05-07 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $13.50 1,700 $22,950 1,128,242 -0.2%
2009-05-07 20:59 2009-05-06 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $13.50 1,200 $16,202 1,129,942 -0.1%
2009-05-06 15:24 2009-05-04 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC of Gemma Power Systems, LLC SELL $13.67 7,850 $107,303 1,131,142 -0.7%
2009-05-01 21:45 2009-04-30 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - Vice Chairman of GPS, LLC SELL $13.50 2,984 $40,284 1,138,992 -0.3%
2009-05-01 00:00 2009-04-22 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - VC OF GPS, LLC SELL $13.54 2,125 $28,774 1,141,976 -0.2%
2009-04-24 01:07 2009-04-22 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - See Remarks SELL $13.59 14,402 $195,726 1,136,700 -1.3%
2008-10-17 22:53 2008-10-14 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - Vice Chair Gemma Power Systems SELL $12.50 100,000 $1,250,000 1,151,102 -8.0%
2008-07-25 04:32 2008-07-22 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - Vice Chairman SELL $17.57 22,732 $399,344 1,251,102 -1.8%
2008-07-25 04:31 2008-07-22 AGX Argan Inc. Construction - Special Trade Contractors Officer, 10% owner - Vice Chairman SELL $17.34 26,500 $459,396 1,273,834 -2.0%
2008-07-18 17:07 2008-07-15 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $15.01 25,000 $375,355 1,300,334 -1.9%
2008-07-07 16:49 2008-07-02 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $14.00 600 $8,400 1,325,334 0.0%
2008-06-13 03:33 2008-06-10 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $14.00 211,400 $2,959,600 1,325,934 -13.8%
2008-06-11 21:04 2008-06-09 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $14.00 2,000 $28,000 1,348,334 -0.1%
2008-06-09 21:38 2008-06-06 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $13.29 45,000 $598,064 1,350,334 -3.2%
2008-05-27 18:05 2008-05-22 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $13.00 200 $2,600 1,395,334 0.0%
2008-05-16 18:51 2008-04-13 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $13.03 4,800 $62,565 1,395,534 -0.3%
2008-04-09 15:55 2008-04-07 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $13.99 17,887 $250,327 1,400,334 -1.3%
2008-04-07 21:08 2008-04-03 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $13.76 4,000 $55,039 1,418,221 -0.3%
2008-04-03 17:39 2008-04-02 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $13.77 3,113 $42,851 1,422,221 -0.2%
2008-03-31 18:45 2008-03-27 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $12.95 26,974 $349,205 1,425,334 -1.9%
2008-03-27 23:24 2008-03-26 AGX Argan Inc. Construction - Special Trade Contractors 10% owner SELL $12.25 2,296 $28,130 1,452,308 -0.2%
SHOW ENTRIES

Tracking Multi-Role Insiders: Griffin William F Jr

High-level stakeholders like Griffin William F Jr, whether acting as directors, officers, or 10% owners, often possess unique cross-sector insights. Monitoring a specific CIK like 0001384123 allows investors to identify recurring patterns of trading success across various industries. When a large 10% shareholder or a key beneficial owner moves capital, it often signals a strategic shift in institutional or private conviction.

SEC Transparency for Key Stakeholders

Every market move made by Griffin William F Jr is a matter of public record under federal law. By aggregating Form 4 filings, we provide transparency into the portfolios of major players who hold significant influence. Following the money of those with a 10% stake or executive power helps bridge the information gap between the boardroom and the retail investor.

UNDERSTANDING THE DATA

FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.

TRADE DATE: The actual day the insider executed the purchase or sale in the market.

INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.

OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.

CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.

TRADE TYPES DEFINITIONS

BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.

SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.

OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.